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Machinery & Equipment

High Frequency Impedance Meter

Types
Voltage Method High Frequency Impedance Meter · Current Method High Frequency Impedance Meter
Applications
Materials Industry · Medical Industry · Chemical Analysis Industry

5 editions8 April 2026

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Machinery & Equipment

Flat Panel Display Inspection Microscope

Types
Inverted Flat Panel Display Inspection Microscopes · Optical Flat Panel Display Inspection Microscopes · Digital Flat Panel Display Inspection Microscopes
Applications
Semiconductor Industrial · 3C Industrial · Others

5 editions23 December 2025

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Machinery & Equipment

Four Way Reversing Valve

The 4-way Reversing Valve is the key component to provide heating and cooling from the system to the air conditioned space by reversing the flow direction of refrigerant.

Types
Slide-type · Poppet-type
Applications
Household Air-condition · Commercial Air-condition

5 editions1 January 2026

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Machinery & Equipment

Variable Optical Attenuators

Variable Optical Attenuators is a type of optical attenuator, a device used to reduce the power level of an optical signal, either in free space or in an optical fiber. Attenuators may use the Gap-Loss , Absorptive , or Reflective technique to achieve the desired signal loss. Variable optical attenuator is general used for testing and measurement, but it is also has a wide usage in EDFAs for equalizing the light power among different channels.

Types
Component · Handheld · Benchtop
Applications
Fiber Optical Communiction System · Test Equipment

5 editions2 January 2026

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